# -*- coding:UTF-8 -*-

counter = 1000
miles = 1000.0
mane = "name"

a,b,c = 1,3,"john"

#Number,String,List,Tuple,Dictionary(字典)

#int long float complex(复数)

str = "hellow"
print str
print str[0]
print str[2:5] #输出第三个至第五个之间的字符串
print str[2:]  #输出第三个字符开始的字符串
print str*2    #输出字符串两次
print str+"连接"


